%0 Journal Article %T Note on Some Limit Properties of Trigonometric Series of A Certain Type %A Yin Li %J Mathematics %D 2011 %I arXiv %X In this note, we study a certain class of trigonometric series which is important in many problems. An unproved statement in Zygmund's book [5] will be proved and generalized. Further discussions based on this problem will also be made here. %U http://arxiv.org/abs/1105.5145v8